#0D5C9F
Closest named color: Dusk Blue (#26538D). oklch(46.8% 0.129 250.8), rgb(13, 92, 159).
Aa
White text reads best on this color (6.88:1).
About this color
#0D5C9F is a medium-dark, moderately saturated blue. In OKLCH its lightness is 47%, its chroma 0.129 and its hue 251°. Its hue sits on the cool side of the wheel. The nearest named color is Dusk Blue (#26538D), ΔE 0.036 away. White text reads best on it, at 6.88:1.
| Hue family | Blues |
| Lightness | medium-dark (47%) |
| Chroma | moderately saturated (0.129) |
| Temperature | cool |
| Nearest name | Dusk Blue (#26538D) |
| Black text | 3.04:1 |
| White text | 6.88:1 |
Values
| HEX | #0D5C9F |
| RGB | rgb(13, 92, 159) |
| HSL | hsl(208, 85%, 34%) |
| OKLCH | oklch(46.8% 0.129 250.8) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #0D5C9F | 6.88:1 | AA | Lc -88.3 | Fine for body text |
| Black text on #0D5C9F | 3.04:1 | AA large text | Lc 20.8 | Dividers and decoration only |
| #0D5C9F text on white | 6.88:1 | AA | Lc 83.3 | Fine for body text |
| #0D5C9F text on black | 3.04:1 | AA large text | Lc -18.7 | Dividers and decoration only |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 700.
-
Step 50
50
#F1F6FB
oklch(97.1% 0.009 247.9)
-
Step 100
100
#E1EBF6
oklch(93.6% 0.018 250.6)
-
Step 200
200
#C9DBF0
oklch(88.4% 0.035 252.3)
-
Step 300
300
#A3C4E8
oklch(80.8% 0.062 250.8)
-
Step 400
400
#70A5DD
oklch(70.7% 0.1 250.7)
-
Step 500
500
#488DD3
oklch(63% 0.127 250.8)
-
Step 600
600
#2676C1
oklch(55.6% 0.139 250.8)
-
Step 700
700 (this color)
#0D5C9F
oklch(46.8% 0.129 250.8)
-
Step 800
800
#175187
oklch(42.8% 0.107 250.7)
-
Step 900
900
#1B436C
oklch(37.6% 0.084 251.5)
-
Step 950
950
#11283F
oklch(27.1% 0.052 250.3)
#0D5C9F with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #3A61A2 | 0.037 |
| Deuteranopia (no green cones) | #20549E | 0.023 |
| Tritanopia (no blue cones) | #006C75 | 0.094 |
| Achromatopsia (no color) | #5A5A5A | 0.129 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #0D5C9F
#0D5C9F
oklch(46.8% 0.129 250.8)
- #7D4F00
#7D4F00
oklch(46.8% 0.101 71.2)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #0D5C9F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusk Blue #26538D ΔE 0.036
- Denim Blue #3B5B92 ΔE 0.037
- Peacock Blue #016795 ΔE 0.039
- Light Navy Blue #2E5A88 ΔE 0.040
- Deep Sea Blue #015482 ΔE 0.051
- Dusky Blue #475F94 ΔE 0.052
- Light Navy #155084 ΔE 0.052
- Mid Blue #276AB3 ΔE 0.052
Use #0D5C9F in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.